5573987173 has 4 divisors (see below), whose sum is σ = 5625124780. Its totient is φ = 5522849568.

The previous prime is 5573987143. The next prime is 5573987191. The reversal of 5573987173 is 3717893755.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3647918404 + 1926068769 = 60398^2 + 43887^2 .

It is a cyclic number.

It is not a de Polignac number, because 5573987173 - 2¹³ = 5573978981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5573987123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25568640 + ... + 25568857.

It is an arithmetic number, because the mean of its divisors is an integer number (1406281195).

Almost surely, 2^5573987173 is an apocalyptic number.

It is an amenable number.

5573987173 is a deficient number, since it is larger than the sum of its proper divisors (51137607).

5573987173 is a wasteful number, since it uses less digits than its factorization.

5573987173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51137606.

The product of its digits is 5556600, while the sum is 55.

The square root of 5573987173 is about 74659.1399160210. The cubic root of 5573987173 is about 1773.0541048430.

The spelling of 5573987173 in words is "five billion, five hundred seventy-three million, nine hundred eighty-seven thousand, one hundred seventy-three".